Senior Mixed Signals Engineer
Xona Space Systems
Burlingame, CA, United States Posted October 23, 2026
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Salary Range
$200,000 - $220,000
Job Description
Join our team as a Senior Mixed-Signal Engineer, where you will lead the design and implementation of advanced electronics for satellite and space-based systems. You will work closely with multidisciplinary teams to take RFSoC hardware from concept through design, prototyping, test, and production. The ideal candidate will have 8+ years of experience in mixed-signal, RF, high-speed digital, or advanced PCB design, and a strong understanding of manufacturing constraints and PCB fabrication.
- Lead the design and implementation of advanced electronics for satellite and space-based systems, focusing on RFSoC-based boards.
- Collaborate with multidisciplinary teams to take RFSoC hardware from concept through design, prototyping, test, and production.
- Ensure the RFSoC layout meets performance, manufacturability, thermal, mechanical, reliability, and space-environment requirements.
- 8+ years of experience in mixed-signal, RF, high-speed digital, or advanced PCB design
- Hands-on experience using electrical/RF test equipment, including multimeters, oscilloscopes, signal generators, and spectrum analyzers
- High-speed serial interfaces
- Willing and able to travel to support off-site testing events as needed
- Strong understanding of manufacturing constraints, PCB fabrication, assembly, inspection, and design-for-manufacturing
- Effective communication and interpersonal skills, with the ability to work closely with multidisciplinary teams and external partners to achieve project goals
- Excellent problem-solving skills, attention to detail, and the ability to thrive in a fast-paced, cross-team collaborative environment
- Experience using or interpreting results from tools for signal-integrity, power-integrity, electromagnetic, or thermal analysis
- Understanding of electromagnetic principles behind radio frequency communications
- Experience with RFSoC or comparable devices from AMD/Xilinx, including device pin planning, power requirements, clocking, transceiver interfaces, and high-speed data-converter connectivity
- Strong understanding of mixed-signal PCB design, including:
- Power distribution
- Ability to interpret PCBA schematics and layout drawings. Familiarity with PCB ECAD tools such as Altium for both schematic and layout
- Bachelor’s degree in Electrical Engineering, Electronics Engineering, or a related discipline
- Differential signaling
- Familiarity with interfaces such as JESD204, DDR, PCIe, Ethernet, Aurora, high-speed ADC/DAC interfaces, and RF clocking systems
- Controlled impedance
- Signal and power integrity
- Grounding and shielding
- RF transmission lines
- Clock and synchronization design
- Self-starter attitude and proactive in seeing projects from design through implementation
- Demonstrated experience laying out complex RFSoC, FPGA, ADC/DAC, RF, or high-speed mixed-signal boards
- Knowledge of typical performance metrics for RF communications systems
- For U.S. Roles: To comply with U.S. Government space technology export regulations, applicant must be a U.S. citizen, lawful permanent resident of the United States (i.e. Green Card holder), or other protected individual as defined by 8 U.S.C. 1324b(a)(3)
- Experience with space-qualified or radiation-tolerant components and PCB materials
- Experience with RF front-end design, antenna interfaces, frequency conversion, filtering, amplification, and low-noise signal chains
- Experience leading technical reviews
- Experience with Python, MATLAB, or similar tools for design automation, analysis, and test
- Experience designing RF payload, software-defined radio, communications, radar, remote-sensing, or satellite-navigation hardware
- Experience designing electronics for satellites, spacecraft, launch vehicles, avionics, or other mission-critical systems
- Familiarity with ECSS, NASA, MIL-STD, IPC, or other relevant aerospace and electronics standards
- Experience with thermal-vacuum, vibration, shock, radiation, EMC/EMI, and environmental qualification testing
- Familiarity with radiation analysis, derating, reliability prediction, failure-mode analysis, and fault-tolerant design
- Knowledge of RFSoC development workflows, including Vivado, PetaLinux, Vitis, RF Data Converter tools, RFDC configuration, and FPGA/embedded integration
Required Skills
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